llvm-6502/test/CodeGen/ARM64/collect-loh-str.ll
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

24 lines
898 B
LLVM

; RUN: llc -mtriple=arm64-apple-ios -O2 -arm64-collect-loh -arm64-collect-loh-bb-only=false < %s -o - | FileCheck %s
; Test case for <rdar://problem/15942912>.
; AdrpAddStr cannot be used when the store uses same
; register as address and value. Indeed, the related
; if applied, may completely remove the definition or
; at least provide a wrong one (with the offset folded
; into the definition).
%struct.anon = type { i32*, i32** }
@pptp_wan_head = internal global %struct.anon zeroinitializer, align 8
; CHECK-LABEL: _pptp_wan_init
; CHECK: ret
; CHECK-NOT: AdrpAddStr
define i32 @pptp_wan_init() {
entry:
store i32* null, i32** getelementptr inbounds (%struct.anon* @pptp_wan_head, i64 0, i32 0), align 8
store i32** getelementptr inbounds (%struct.anon* @pptp_wan_head, i64 0, i32 0), i32*** getelementptr inbounds (%struct.anon* @pptp_wan_head, i64 0, i32 1), align 8
ret i32 0
}